666063675733 has 8 divisors (see below), whose sum is σ = 667285586208. Its totient is φ = 664841904144.

The previous prime is 666063675731. The next prime is 666063675793. The reversal of 666063675733 is 337576360666.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 666063675733 - 2¹ = 666063675731 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (666063675731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18388066 + ... + 18424252.

It is an arithmetic number, because the mean of its divisors is an integer number (83410698276).

Almost surely, 2^666063675733 is an apocalyptic number.

It is an amenable number.

666063675733 is a deficient number, since it is larger than the sum of its proper divisors (1221910475).

666063675733 is a wasteful number, since it uses less digits than its factorization.

666063675733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69443.

The product of its (nonzero) digits is 51438240, while the sum is 58.

The spelling of 666063675733 in words is "six hundred sixty-six billion, sixty-three million, six hundred seventy-five thousand, seven hundred thirty-three".